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Hello!

cosine(34)=10/x

cos(34) = 10 / x

x = 10 / cos 34

x = 0 / -0.84857

x = -11.7845278077

cos (10 * pi)  = 10 / x

x = 10 / cos (10 * pi) 

x = 10 / 1

x = 10

cos(34°) = 10 / x

x = 10 / cos 34°

x = 10 / 0.8290376

x = 12.0622

asinus :- )

  !